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dl-alpha-Tocopherol

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Name

dl-alpha-Tocopherol

EINECS 233-466-0
CAS No. 10191-41-0 Density 0.93 g/cm3
Solubility Melting Point 2-4 °C
Formula C29H50O2 Boiling Point 485.9 °C at 760 mmHg
Molecular Weight 430.71 Flash Point 210.2 °C
Transport Information Appearance low yellow powder
Safety 26-37/39 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 10191-41-0 (dl-alpha-Tocopherol) Hazard Symbols IrritantXi
Synonyms

2H-1-Benzopyran-6-ol,3,4-dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-;6-Chromanol,2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)- (8CI);3,4-Dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-ol;3,4-Dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-2H-benzopyran-6-ol;Elementol B;ElementolBasic;Elementol R;Ephanyl;Rac-a-Tocopherol;all-rac-a-Tocopherol;

 

dl-alpha-Tocopherol Chemical Properties

Molecular Structure of 2H-1-Benzopyran-6-ol,3,4-dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)- (CAS NO.10191-41-0):

IUPAC Name: 2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-3,4-dihydrochromen-6-ol
Empirical Formula: C29H50O2
Molecular Weight: 430.7061
Index of Refraction: 1.495
Molar Refractivity: 135.06 cm3
Molar Volume: 462.7 cm3
Surface Tension: 34.6 dyne/cm
Density: 0.93 g/cm3
Flash Point: 210.2 °C
Enthalpy of Vaporization: 78 kJ/mol
Boiling Point: 485.9 °C at 760 mmHg
Vapour Pressure: 4.59E-10 mmHg at 25°C
Storage temp: 2-8°C
Sensitive: Light Sensitive
Melting Point: 2-4°C
EPA Substance Registry System: 2H-1-Benzopyran- 6-ol, 3,4-dihydro-2,5,7,8-tetramethyl- 2-(4,8,12-trimethyltridecyl)- (10191-41-0)
InChI: InChI=1/C29H50O2/c1-20(2)12-9-13-21(3)14-10-15-22(4)16-11-18-29(8)19-17-26-25(7)27(30)23(5)24(6)28(26)31-29/h20-22,30H,9-19H2,1-8H3/t21-,22-,29-/m1/s1
Smiles: c12c(CC[C@](O1)(CCC[C@@H](CCC[C@@H](CCCC(C)C)C)C)C)c(c(O)c(c2C)C)C
Product Categories of 2H-1-Benzopyran-6-ol,3,4-dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)- (CAS NO.10191-41-0): Food and Feed Additive; Organics; Vitamin Ingredients

dl-alpha-Tocopherol Safety Profile

Hazard Codes: IrritantXi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S37/39:Wear suitable gloves and eye/face protection.
WGK Germany: 1
RTECS: GA8746000
F: 8-10-23

dl-alpha-Tocopherol Specification

 2H-1-Benzopyran-6-ol,3,4-dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)- , with CAS number of 10191-41-0, can be called All-rac-alpha-tocopherol ; (+/-)-alpha-tocopherol ; (+/-)-alpha-tocoferol ; alpha-tocopherolum ; alpha-dl-tocopherol ; 5,7,8-trimethyltocol ; a-tocopherol .

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